[MTD] LPDDR QINFO records definitions

#ifndef __LINUX_MTD_QINFO_H

#define __LINUX_MTD_QINFO_H

#include <linux/mtd/map.h>

#include <linux/wait.h>

#include <linux/spinlock.h>

#include <linux/delay.h>

#include <linux/mtd/mtd.h>

#include <linux/mtd/flashchip.h>

#include <linux/mtd/partitions.h>

/* lpddr_private describes lpddr flash chip in memory map

 * @ManufactId - Chip Manufacture ID

 * @DevId - Chip Device ID

 * @qinfo - pointer to qinfo records describing the chip

 * @numchips - number of chips including virual RWW partitions

 * @chipshift - Chip/partiton size 2^chipshift

 * @chips - per-chip data structure

 */

struct lpddr_private {

	uint16_t ManufactId;

	uint16_t DevId;

	struct qinfo_chip *qinfo;

	int numchips;

	unsigned long chipshift;

	struct flchip chips[0];

};

/* qinfo_query_info structure contains request information for

 * each qinfo record

 * @major - major number of qinfo record

 * @major - minor number of qinfo record

 * @id_str - descriptive string to access the record

 * @desc - detailed description for the qinfo record

 */

struct qinfo_query_info {

	uint8_t	major;

	uint8_t	minor;

	char *id_str;

	char *desc;

};

/*

 * qinfo_chip structure contains necessary qinfo records data

 * @DevSizeShift - Device size 2^n bytes

 * @BufSizeShift - Program buffer size 2^n bytes

 * @TotalBlocksNum - Total number of blocks

 * @UniformBlockSizeShift - Uniform block size 2^UniformBlockSizeShift bytes

 * @HWPartsNum - Number of hardware partitions

 * @SuspEraseSupp - Suspend erase supported

 * @SingleWordProgTime - Single word program 2^SingleWordProgTime u-sec

 * @ProgBufferTime - Program buffer write 2^ProgBufferTime u-sec

 * @BlockEraseTime - Block erase 2^BlockEraseTime m-sec

 */

struct qinfo_chip {

	/* General device info */

	uint16_t DevSizeShift;

	uint16_t BufSizeShift;

	/* Erase block information */

	uint16_t TotalBlocksNum;

	uint16_t UniformBlockSizeShift;

	/* Partition information */

	uint16_t HWPartsNum;

	/* Optional features */

	uint16_t SuspEraseSupp;

	/* Operation typical time */

	uint16_t SingleWordProgTime;

	uint16_t ProgBufferTime;

	uint16_t BlockEraseTime;

};

/* defines for fixup usage */

#define LPDDR_MFR_ANY		0xffff

#define LPDDR_ID_ANY		0xffff

#define NUMONYX_MFGR_ID		0x0089

#define R18_DEVICE_ID_1G	0x893c

static inline map_word lpddr_build_cmd(u_long cmd, struct map_info *map)

{

	map_word val = { {0} };

	val.x[0] = cmd;

	return val;

}

#define CMD(x) lpddr_build_cmd(x, map)

#define CMDVAL(cmd) cmd.x[0]

struct mtd_info *lpddr_cmdset(struct map_info *);

#endif